Home / 37,855.23-52,237.17-21,940.71

Finding the Fourth Proportional to 37,855.23, 52,237.17 and 21,940.71

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Solution

The fourth proportional to 37,855.23, 52,237.17 and 21,940.71 is: 30,276.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,855.23 : 52,237.17 = 21,940.71 : x
  2. Step 2: Convert to fraction form
    37,855.23/52,237.17 = 21,940.71/x
  3. Step 3: Cross multiply
    37,855.23x = 52,237.17 × 21,940.71
  4. Step 4: Simplify right side
    37,855.23x = 1,146,120,598.19
  5. Step 5: Solve for x
    x = 1,146,120,598.19/37,855.23
  6. Step 6: Final answer
    x = 30,276.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.